Tcsh is a version of the Berkeley C-Shell, with the addition of: a
command line editor, command and file name completion, listing, etc.
and a bunch of small additions to the shell itself.

Original distribution site:

    ftp://ftp.astron.com/pub/tcsh/

Japanized patch for tcsh is available.  Home page:

    http://www2.wbs.ne.jp/~znc/tcsh/

NOTE: Japanized patch is now included in original ditribution, 6.07.12
or later.  Development of japanized patch had closed.